This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: rfc: unwinder, ppc-spe dual sized registers, and a patch...
On Sun, Mar 09, 2003 at 08:36:18PM -0800, Aldy Hernandez wrote:
> Daniel Jacobowitz suggested having a target macro
> mapping plain registers to dwarf registers. Easy, simple.
> I'll be doing that tomorrow.
Or rather, dwarf registers to "internal unwind columns".
> Richard, I need confirmation thet upping DWARF_FRAME_REGISTERS won't break
> ABI compatability... I'm 98.7% sure.
This was a design criterion of the new unwinder. Notice how
struct _Unwind_Context is only defined in unwind-dw2.c.
r~